/**
 * Migration Types — 升级与数据迁移
 *
 * FR-Z10:
 * - AC1: schema 变更附带迁移脚本
 * - AC2: 升级前数据完整性校验
 * - AC3: 升级失败支持回滚
 * - AC4: 升级说明文档
 */
export interface MigrationScript {
    version: string;
    description: string;
    up: string;
    down: string;
}
export interface MigrationRecord {
    version: string;
    appliedAt: string;
    success: boolean;
}
export interface IntegrityCheckResult {
    passed: boolean;
    checks: IntegrityCheckItem[];
}
export interface IntegrityCheckItem {
    name: string;
    passed: boolean;
    detail: string;
}
export interface MigrationResult {
    success: boolean;
    fromVersion: string;
    toVersion: string;
    appliedMigrations: string[];
    error?: string;
}
export interface UpgradeNotes {
    version: string;
    breakingChanges: string[];
    migrationSteps: string[];
    knownIssues: string[];
}
export interface BackupResult {
    success: boolean;
    backupPath: string;
    sizeBytes: number;
    error?: string;
}
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